Cartridge Patents (Class 347/86)
  • Patent number: 8960872
    Abstract: An inkjet image forming apparatus includes an ink container and a container installed part. The ink container stores an ink, includes an RFID tag, a pouch pack and a container case. The pouch pack contains the ink and has a supply port discharging the ink. The container case houses the pouch pack and has a pack holding part holding the pouch pack and a tag fixing part. To the pack holding part, the supply port is fixed. The tag fixing part is provided adjacent to the pack holding part and has a needle insertion part. To the tag fixing part, the RFID tag is fixed at a distance from the pack holding part. The container installed part includes an RFID sensing circuit board carrying out wireless communication with the RFID tag and a needle inserted in the needle insertion part.
    Type: Grant
    Filed: July 24, 2013
    Date of Patent: February 24, 2015
    Assignee: KYOCERA Document Solutions Inc.
    Inventor: Masanobu Maeshima
  • Patent number: 8960869
    Abstract: The invention is to prevent positional deviation of a sealing valve, improve bubble releasability during atmosphere introduction, and stably supply ink to a recording head. The configuration is provided with an opening 270 on an upper portion of a cylindrical regulating body 165 of a joint base 140 in a state where an ink tank 100 is mounted on a connection unit 10 of a printer.
    Type: Grant
    Filed: February 16, 2011
    Date of Patent: February 24, 2015
    Assignee: Canon Kabushiki Kaisha
    Inventors: Hitoshi Takada, Yasuo Kotaki, Koichi Kubo, Hiroki Hayashi, Tatsuo Nanjo, Takeho Miyashita
  • Patent number: 8960859
    Abstract: An ink jet apparatus includes a head cartridge; an ink tank having an ink supply portion to be connected to an ink inflow portion of the head cartridge, and a first engagement portion to engage the head cartridge; a carriage on which the head cartridge is detachably mounted; and a tank holding member, which is swingably supported by the carriage to engage a second engagement portion of the ink tank. When the head cartridge and ink tank are mounted on the carriage, the ink tank is pivoted around the first engagement portion by receiving a force exerted against the ink supply portion via the ink inflow portion, and the tank holding member is pushed by the second engagement portion and is moved.
    Type: Grant
    Filed: April 25, 2013
    Date of Patent: February 24, 2015
    Assignee: Canon Kabushiki Kaisha
    Inventor: Takeshi Sekino
  • Patent number: 8960874
    Abstract: A replaceable printing component includes a housing, and an array of pockets separated by ribs and each having a first geometrical shape formed in a side of the housing, wherein at least one of the ribs between adjacent ones of the pockets is removed to form a combined pocket having a second geometrical shape.
    Type: Grant
    Filed: August 12, 2014
    Date of Patent: February 24, 2015
    Assignee: Hewlett-Packard Development Company, L.P.
    Inventor: David N. Olsen
  • Publication number: 20150049146
    Abstract: An ink container, adapted to supply an ink composition to an ink jet recording apparatus including a recording head for discharging the ink composition, includes an ink chamber containing the ink composition, the ink chamber including a wall defining the ink chamber and a support connected to an inside of the wall to support the wall; and an ink pouring port through which the ink composition is poured into the ink chamber, in which, in a use state of the ink container, in a case where the ink chamber is filled with the ink up to 50% of the volume thereof, an area of the support in contact with the ink composition is smaller than an area of the support in contact with atmosphere.
    Type: Application
    Filed: August 18, 2014
    Publication date: February 19, 2015
    Inventors: Tomohito NAKANO, Katsuko AOKI, Shoki KASAHARA
  • Patent number: 8955950
    Abstract: An ink cartridge for use in a printer includes a second ink chamber in which a liquid can be stored, an ink flow path that leads the ink to an ink supply port through which the ink is supplied from the second ink chamber to outside, and a prism unit disposed in the ink flow path configured to detect an amount of the ink inside. A portion of the ink flow path downstream of the prism unit is defined by a first wall and a first seal film, and the first wall is lower than a second wall constituting the second ink chamber.
    Type: Grant
    Filed: September 11, 2013
    Date of Patent: February 17, 2015
    Assignee: Seiko Epson Corporation
    Inventor: Hiroshi Nose
  • Patent number: 8955833
    Abstract: A recording apparatus includes a case. In the case, a feeding unit configured to feed a recording medium in a feeding direction, a feeding path through which the recording medium is fed, a recording unit configured to record on the recording medium, and an ink tube connected to the recording unit and an ink cartridge for supplying ink to the recording unit are provided. A first opening is provided in a face of the case for allowing the recording medium disposed in the feeding path to be removable. A second opening is provided in the face where the first opening is provided for allowing the ink cartridge to be installed. An operating unit is provided above the first opening.
    Type: Grant
    Filed: February 28, 2012
    Date of Patent: February 17, 2015
    Assignee: Seiko Epson Corporation
    Inventors: Yuto Suzuki, Minoru Kishigami
  • Patent number: 8955951
    Abstract: An attachment member is adapted to be mounted to a mounting section of a printing apparatus from an outside toward an inward direction of the printing apparatus. The mounting section extends from a connecting position of a printing material supply pipe arranged inside of the printing apparatus to the outside of the printing apparatus with a lever being disposed at a position closer to the outside. The attachment member includes a front surface and an upper surface. The front surface has a supply pipe insertion hole to which the printing material supply pipe is inserted. The upper surface intersects with the front surface. The upper surface includes a concave section formed thereon so that a regulating section of the lever is inserted into the concave section when the attachment member is mounted to the mounting section.
    Type: Grant
    Filed: December 26, 2013
    Date of Patent: February 17, 2015
    Assignee: Seiko Epson Corporation
    Inventors: Yuji Aoki, Hiroshi Satoh
  • Publication number: 20150042734
    Abstract: A cartridge is adapted to be used in a printing apparatus having a mounting section provided with a lever and a terminal group. The cartridge includes a front surface, a rear surface, an upper surface, a lower surface, a circuit board, and a first convex section. The upper surface includes a concave section configured and arranged to allow a regulating section of the lever to be inserted in the concave section. The circuit board is electrically connected with the terminal group. The first convex section is configured and arranged to be guided in a groove provided in the mounting section. The circuit board, the first convex section, and the concave section are disposed in the upper surface in a plan view of the upper surface.
    Type: Application
    Filed: October 23, 2014
    Publication date: February 12, 2015
    Inventors: Yuji AOKI, Hiroshi SATOH
  • Publication number: 20150042733
    Abstract: A water-based ink for ink-jet recording includes a pigment; water; 1,2-alkanediol; a compound including an isothiazoline ring; and a surfactant represented by a general formula (1): In the general formula (1); each of R1, R2, R3, and R4 is one of a hydroxyl group, saturated fatty acid having a number of carbon atoms of 12 to 18 and unsaturated fatty acid having a number of carbon atoms of 12 to 18; and a, b, c, and d are identical with each other or different from each other, and a, b, c, and d are numbers to fulfill a+b+c+d?20.
    Type: Application
    Filed: August 7, 2014
    Publication date: February 12, 2015
    Applicant: Brother Kogyo Kabushiki Kaisha
    Inventors: Michiko Aoyama, Mitsunori Maeda, Chisato Okumura
  • Publication number: 20150042732
    Abstract: A polymeric dispersant obtained or obtainable by copolymerising a monomer composition comprising at least the components: i) benzyl (meth)acrylate; ii) propylene glycol (meth)acrylate; wherein the weight ratio of component i) to component ii) is greater than 10:1.
    Type: Application
    Filed: April 2, 2013
    Publication date: February 12, 2015
    Inventors: Mark Holbrook, Alison Sherwin, Richard Williams
  • Publication number: 20150042731
    Abstract: A non-aqueous photopolymerizable inkjet ink, including as a photopolymerizable monomer: (a) ethylene glycol dimethacrylate; and (b) caprolactone-modified dipentaerythritol hexaacrylate or ethylene oxide-modified trimethylolpropane tri-methacrylate, or both thereof, wherein the ink includes the (a) component by 10% by mass to 95% by mass with respect to the entire photopolymerizable monomer, and the ink includes the (b) component by 5% by mass to 90% by mass with respect to the entire photopolymerizable monomer, and wherein the ink does not include a diluting solvent.
    Type: Application
    Filed: February 27, 2013
    Publication date: February 12, 2015
    Inventor: Takao Hiraoka
  • Publication number: 20150042730
    Abstract: In one example, a structure for supporting a printhead includes: a substrate having a first side and a second side: an inlet tower through which liquid may be introduced into the structure; an opening through the substrate near the inlet tower; and an air channel along the substrate connecting the opening in the substrate to the atmosphere.
    Type: Application
    Filed: March 19, 2012
    Publication date: February 12, 2015
    Inventors: Iain Campbell-Brown, Eugene Cahill, William S. Osborne, Anoop Haridasan, Ivor Cummins
  • Patent number: 8950851
    Abstract: A liquid housing container in which a liquid to be supplied to a head can be stored may be attached to or detached from a holder, which is provided to a liquid ejecting device having the head for ejecting a liquid. The holder has a rotation point where the mounted liquid housing container may be rotated in a predetermined so as to be detached from the holder.
    Type: Grant
    Filed: September 1, 2011
    Date of Patent: February 10, 2015
    Assignee: Seiko Epson Corporation
    Inventors: Hidetoshi Kodama, Izumi Nozawa
  • Patent number: 8950853
    Abstract: A method for manufacturing a cartridge includes a step (a) of preparing a cartridge, a step (b) of exposing at least a portion of a second film member, a step (c) of filling a printing material from a sub containing chamber by creating a hole in the second film member so as to cause the printing material to be contained in a printing material containing chamber after the step (b), and a step (d) closing the hole after the step (c).
    Type: Grant
    Filed: August 28, 2013
    Date of Patent: February 10, 2015
    Assignee: Seiko Epson Corporation
    Inventors: Izumi Nozawa, Atsushi Kobayashi, Tadahiro Mizutani, Hiroyuki Nakamura
  • Patent number: 8950852
    Abstract: A liquid storage container comprises a first liquid chamber provided with a filler port, a second liquid chamber partitioned from the first liquid chamber, and communicates with the first liquid chamber via communication opening, and a float member provided in the second liquid chamber.
    Type: Grant
    Filed: August 28, 2013
    Date of Patent: February 10, 2015
    Assignee: Seiko Epson Corporation
    Inventors: Yoshiaki Shimizu, Hidetoshi Kodama
  • Publication number: 20150035902
    Abstract: A recording apparatus includes an apparatus main body which includes an accommodation chamber for detachably accommodating a cartridge capable of accommodating liquid and a cover which opens and closes the accommodation chamber, a gap is formed in the accommodation chamber when the cartridge is attached to the accommodation chamber, and a stopper unit provided at the cover enters the gap when the cover is closed in a state where the cartridge is attached to the accommodation chamber.
    Type: Application
    Filed: July 28, 2014
    Publication date: February 5, 2015
    Inventors: Kazuhiko TSUYAMA, Ryoichi SHUTO
  • Publication number: 20150035916
    Abstract: A replaceable printing component includes a housing, and an array of pockets separated by ribs and each having a first geometrical shape formed in a side of the housing, wherein at least one of the ribs between adjacent ones of the pockets is removed to form a combined pocket having a second geometrical shape.
    Type: Application
    Filed: August 12, 2014
    Publication date: February 5, 2015
    Inventor: David N. Olsen
  • Publication number: 20150035917
    Abstract: A printing material container detachably attachable to a printing apparatus having apparatus-side terminals. The container can comprise an electrical device, a memory device and a plurality of terminals. First and second terminals can be coupled to the electrical device and a plurality of memory terminals can be coupled to the memory device. Terminal contact portions are present where the terminals contact a respective apparatus side contact forming member. A short detection contact portion can be positioned to contact a contact forming member that itself is coupled to a short detection circuit of the printing apparatus. The terminals can be arranged with the memory terminal contact portions located to the left of the second terminal contact portion and to the right of the first terminal contact portion. The contact portion that is second farthest to the right can be the third contact portion.
    Type: Application
    Filed: October 20, 2014
    Publication date: February 5, 2015
    Inventor: Noboru Asauchi
  • Publication number: 20150035915
    Abstract: In one example, a fluid cartridge for an inkjet type liquid dispensing device includes a housing having a chamber therein for holding a liquid, a vent through which air may enter the chamber, and an outlet through which liquid may pass from the chamber out of the housing. A capillary material is disposed in the chamber between the vent and the outlet so that, when the capillary material is sufficiently depleted of liquid, the capillary material forms an airway from the vent to the outlet. The outlet configured to cause an abrupt break in a liquid connection in the outlet as air enters the outlet through the capillary material.
    Type: Application
    Filed: January 23, 2012
    Publication date: February 5, 2015
    Applicant: SCHNEIDER ELECTRIC INDUSTRIES SAS
    Inventors: Bryan Murphy, William Jon Rittgers, Coilin Hegarty, Eduardo Macias, Odharan Hendley, Michael Mulloy
  • Patent number: 8947229
    Abstract: In an embodiment, an apparatus includes a removable portion having a material and a chemical detection system coupled with the removable portion. The chemical detection system can obtain an amount of the material from the removable portion and determine whether the amount of material obtained from the removable portion includes a predetermined substance. In response to determining that the amount of the material obtained from the removable portion includes the predetermined substance, the chemical detection system can provide a first signal to initiate a first operation of the apparatus. Additionally, in response to determining that the amount of material obtained from the removable portion does not include the predetermined substance, the chemical detection system can generate a second signal to display an alert that indicates the material is not approved by at least one of a manufacturer of the apparatus or a supplier of the apparatus.
    Type: Grant
    Filed: February 5, 2013
    Date of Patent: February 3, 2015
    Assignee: Marvell International Ltd.
    Inventor: David K. Poole
  • Patent number: 8944576
    Abstract: An inkjet recording apparatus includes an ink passage member capable of supplying ink from an ink storage unit to a carriage, a passage connecting member capable of connecting the ink passage member to a recording head, an operating member capable of switching the passage connecting member between a connection state where the ink passage member is connected to the recording head and a disconnection state where the ink passage member is disconnected from the recording head, and an operating-member regulating member regulating the operating member. The operating-member regulating member is capable of switching the operating member between a state where switching to the disconnection state by the operating member is permitted and a state where this switching is prevented.
    Type: Grant
    Filed: August 15, 2013
    Date of Patent: February 3, 2015
    Assignee: Canon Kabushiki Kaisha
    Inventors: Takeshi Sekino, Yasunori Saito, Tsuyoshi Saeki
  • Patent number: 8944562
    Abstract: The invention has been made to prevent ink adhesion or an ink discharge failure caused by ink adhesion due to evaporation of volatile components of ink which occurs when the ink receptor of a printhead is exposed to air for a long time. If an inkjet printhead and an ink tank containing ink to be supplied to the printhead are attached to a carriage, the ink supply port of the ink tank is pressed to the ink receptor of the printhead. In this arrangement, the presence/absence of attachment of the ink tank to the carriage is detected. If it is detected that the ink tank is not attached to the carriage, a suction operation for the printhead is performed and controlled to suck out ink from the nozzles of the printhead.
    Type: Grant
    Filed: April 17, 2013
    Date of Patent: February 3, 2015
    Assignee: Canon Kabushiki Kaisha
    Inventors: Yoshinori Nakagawa, Yuji Konno, Tomoki Yamamuro, Hideki Takayama
  • Publication number: 20150030818
    Abstract: Inkjet ink contains water, hydrosoluble organic materials; and a colorant, wherein the hydrosoluble organic materials account for 30% by weight to 50% by weight of the inkjet ink, wherein the hydrosoluble organic materials contain 3-methoxy-1-butanol, herein the hydrosoluble organic materials contain at least one of 1,3-butane diol, 3-methyl-1,3-butane diol, 1,2-butane diol, 2,3-butane diol, 1,2-pentane diol, 3-methyl-3-hydroxymethyl oxetane, 1,2-propane diol, or 1,3-propane diol in an amount of 1% of the inkjet ink.
    Type: Application
    Filed: July 10, 2014
    Publication date: January 29, 2015
    Applicant: RICOH COMPANY, LTD.
    Inventors: Hidetoshi Fujii, Hiroshi Gotou
  • Publication number: 20150029275
    Abstract: A circuit including a flexible substrate and at least one electric element attached to the substrate, the substrate including at least one cavity arranged near the electric element and helping to break or distort the electric element in response to a flexion or stretching of the substrate. Application in particular is to the manufacture of tear-proof electronic micromodules.
    Type: Application
    Filed: October 10, 2014
    Publication date: January 29, 2015
    Inventors: Francis Steffen, Gilbert Assaud
  • Publication number: 20150029274
    Abstract: A liquid storage container comprises a first liquid chamber provided with a filler port, a second liquid chamber partitioned from the first liquid chamber, and communicates with the first liquid chamber via communication opening, and a float member provided in the second liquid chamber.
    Type: Application
    Filed: September 25, 2014
    Publication date: January 29, 2015
    Inventors: Yoshiaki Shimizu, Hidetoshi Kodama
  • Publication number: 20150029273
    Abstract: Examples provide inkjet printing fluid compositions and apparatuses including such compositions. An inkjet printing fluid composition may comprise a vehicle including at least 50% weight percent water based on the inkjet printing fluid composition as a whole and substantially only one surfactant, the surfactant including alkoxylated alcohol present in the inkjet printing fluid composition from about 0.1 weight percent to about 1.0 weight percent alkoxylated alcohol.
    Type: Application
    Filed: July 26, 2013
    Publication date: January 29, 2015
    Applicant: HEWLETT-PACKARD DEVELOPMENT COMPANY, LP
    Inventor: Abelovski Benjamin
  • Patent number: 8939561
    Abstract: An ink containing device includes an ink cartridge and an adaptor. The ink cartridge includes a first main body having a first surface facing a first direction and a chamber that stores ink, an ink outlet portion disposed on the first surface of the first main body and that directs the ink from the chamber to an exterior of the first main body; and an ink detecting portion that detects an amount of the ink stored in the chamber. The adapter is attachable to the ink cartridge. The adapter includes a second main body and a movable member that moves with respect to the second main body.
    Type: Grant
    Filed: March 15, 2013
    Date of Patent: January 27, 2015
    Assignee: Brother Kogyo Kabushiki Kaisha
    Inventors: Tomohiro Kanbe, Yuki Takagi, Hirotake Nakamura
  • Patent number: 8939570
    Abstract: An ink jet ink containing a coloring material and a polymer particle, wherein the polymer particle has a core portion and a shell portion, the shell portion contains a copolymer A having a unit derived from a compound (a1) represented by a general formula (1) of R1—(C2H4O)n—R2 where R1 is at least one selected from a vinyl group, an allyl group, an acryloyl group and a methacryloyl group, R2 is a hydrogen atom or an alkyl group, and n is 30-100, and a unit derived from an ?,?-unsaturated hydrophobic compound (a2), a proportion of the unit derived from the compound (a1) to the copolymer A is 50-90% by mass or less, a proportion of the unit derived from the compound (a2) to the copolymer A is 10-50% by mass or less, and the core portion contains a polymer of an ?,?-unsaturated hydrophobic compound (b).
    Type: Grant
    Filed: October 31, 2012
    Date of Patent: January 27, 2015
    Assignee: Canon Kabushiki Kaisha
    Inventors: Takahiro Mori, Satoru Kobayashi, Shinichi Sakurada, Yutaka Kurabayashi
  • Publication number: 20150022598
    Abstract: A cartridge assembly includes a plurality of ink cartridges each having a cartridge case that holds ink therein, and at least one connecting member that connects the plurality of ink cartridges together in a connection direction. The ink cartridges connected by the at least one connecting member are movable relative to each other in the connection direction of the ink cartridges.
    Type: Application
    Filed: September 12, 2014
    Publication date: January 22, 2015
    Inventor: Yuichi URABE
  • Publication number: 20150022599
    Abstract: A cover for a liquid container which exposes at least a portion of a detecting member, having a liquid supply portion to a liquid ejecting apparatus through communicating with the liquid containing unit, and a first surface provided with a first container side engagement portion arranged between the liquid supply portion and the detecting member. The cover includes a first cover side engagement portion engaging with the first container side engagement portion.
    Type: Application
    Filed: October 6, 2014
    Publication date: January 22, 2015
    Inventors: Izumi Nozawa, Atsushi Kobayashi, Tadahiro Mizutani, Hiroyuki Nakamura, Ryota Takahashi
  • Publication number: 20150022597
    Abstract: An ink containing device includes an ink cartridge and an adaptor. The ink cartridge comprises a first main body comprising a chamber configured to store ink, and an ink outlet portion disposed on a first surface of the first main body configured to direct the ink from the chamber to an exterior of the first main body, and an ink detecting portion configured to detect an amount of the ink stored in the ink chamber. The adaptor is configured to attach to the ink cartridge. The adaptor comprises a second main body comprising a second surface, and an electrical interface disposed on the second surface.
    Type: Application
    Filed: August 11, 2014
    Publication date: January 22, 2015
    Applicant: Brother Kogyo Kabushiki Kaisha
    Inventors: Tomohiro KANBE, Yuki TAKAGI, Hirotake NAKAMURA
  • Publication number: 20150015644
    Abstract: An inkjet printer for the labeling of goods includes a main device having at least one outlet opening for ink, in particular for ink droplets, at least one storage container for a liquid flowing through the outlet opening, such as, for example, ink, pigments or solvents, the storage container being detachably connected to the main device, and liquid and mechanical couplings. The liquid coupling has a first coupling portion on the main device and a second coupling portion on the storage container. The mechanical coupling includes a first coupling means on the main device and a second coupling means on the storage container. The storage container further includes a ring-shaped transponder having a ring-shaped second antenna extending about the second coupling portion and a control unit storing data on the liquid contained in the storage container.
    Type: Application
    Filed: January 31, 2013
    Publication date: January 15, 2015
    Applicant: EBS INK-JET SYSTEME GMBH
    Inventors: Jan Slomianny, Andreas Slomianny
  • Patent number: 8931882
    Abstract: A liquid ejecting apparatus includes a carriage having a removable liquid receptacle that holds a liquid or a removable connector connected via a flexible liquid channel to an external liquid receptacle that holds a liquid, an ejecting head, mounted in the carriage, that has a nozzle that ejects the liquid, and a maintenance unit that runs maintenance on the ejecting head; the ejecting head has a filter disposed so as to be capable of contact with a liquid absorption member provided in the liquid receptacle and in the connector.
    Type: Grant
    Filed: August 9, 2013
    Date of Patent: January 13, 2015
    Assignee: Seiko Epson Corporation
    Inventors: Takeshi Tanaka, Hitotoshi Kimura
  • Patent number: 8931888
    Abstract: A printing fluid cartridge includes a front face oriented toward a first direction, a printing fluid supply portion positioned at the front face, a rear face positioned opposite the front face and oriented toward a second direction opposite the first direction, an electrical interface positioned between the front face and the rear face and facing, and an engagement surface facing in the second direction.
    Type: Grant
    Filed: September 24, 2013
    Date of Patent: January 13, 2015
    Assignee: Brother Kogyo Kabushiki Kaisha
    Inventors: Tomohiro Kanbe, Yuki Takagi, Hirotake Nakamura
  • Patent number: 8931887
    Abstract: A liquid consumption apparatus, onto which a liquid supply member is mounted, includes a liquid delivery unit, a liquid accepting unit and an abutting section. The liquid delivery unit is configured to deliver a liquid from the liquid supply member. The liquid accepting unit is provided below the liquid delivery unit. The abutting section abuts against the liquid supply member. The liquid accepting unit is provided to the abutting section. In a state where the abutting section and the liquid supply member abut against each other, the liquid accepting unit protrudes out closer toward the liquid supply member than a surface where the liquid supply member and the abutting section abut against each other.
    Type: Grant
    Filed: January 8, 2013
    Date of Patent: January 13, 2015
    Assignee: Seiko Epson Corporation
    Inventors: Yuji Aoki, Hiroshi Satoh
  • Publication number: 20150009267
    Abstract: In one example, an ink storage unit for an inkjet printer includes multiple bags to hold ink, a single housing enclosing the bags and configured to fit inside the printer, and an outlet from each bag to connect to an ink flow path external to the housing. In another example, a liquid supply unit includes multiple primary containers each holding liquid, a single secondary container enclosing the primary containers, and an outlet from each primary container. In this example, each outlet is positioned at the middle of a vertical column of liquid in the corresponding primary container.
    Type: Application
    Filed: May 4, 2012
    Publication date: January 8, 2015
    Inventors: Paul Mark Haines, Anthony D. Studer
  • Publication number: 20150009265
    Abstract: To provide a photopolymerizable inkjet ink including: diethylene glycol dimethacrylate; caprolactone-modified dipentaerythritol hexaacrylate; and a photopolymerization initiator represented by the following general formula (1): where X1 is represented by the following general formula (1-1), and X2 is represented by the following general formula (1-2): where R1 to R4 are each independently a C1-C6 alkyl group, and R1 and R2 may be linked to form a ring, and R3 and R4 may be linked to form a ring; Z1 and Z2 is —NR5R6 or OR7; R5 and R6 are each independently a C1-C6 alkyl group, and R5 and R6 may be linked to form a ring; and R7 is a hydrogen atom, a methyl group, or a trimethylsilyl group.
    Type: Application
    Filed: June 20, 2014
    Publication date: January 8, 2015
    Inventors: Shizuka KOHZUKI, Takao HIRAOKA
  • Publication number: 20150009266
    Abstract: Provided is an ink cartridge in which ink is received and which includes a through-hole.
    Type: Application
    Filed: July 3, 2014
    Publication date: January 8, 2015
    Inventors: Keiichi NOTO, Mitsuhiro ISOBE
  • Patent number: 8926083
    Abstract: An improved polymerizable ink composition contains polymerizable monomers containing one or both of an acrylic acid ester compound and a methacrylic acid ester compound and a vinyl ether compound; an alkali component; and an aromatic secondary amine compound.
    Type: Grant
    Filed: November 18, 2013
    Date of Patent: January 6, 2015
    Assignee: Ricoh Company, Ltd.
    Inventor: Takao Hiraoka
  • Patent number: 8926073
    Abstract: A liquid container for supplying a liquid to a liquid ejection apparatus comprises: a liquid chamber provided to store the liquid; an air chamber connected with the liquid chamber to introduce the outside air into the liquid chamber with consumption of the liquid in the liquid chamber; an open-air hole provided to introduce the outside air into the air chamber; and a liquid inlet provided to fill the liquid into the liquid chamber, wherein the liquid inlet is located at a lower position than the open-air hole, in a filling attitude of the liquid container in which the liquid is filled into the liquid chamber.
    Type: Grant
    Filed: February 3, 2014
    Date of Patent: January 6, 2015
    Assignee: Seiko Epson Corporation
    Inventors: Yoshiaki Shimizu, Taku Ishizawa, Yuki Takeda, Shuichi Koganehira
  • Patent number: 8926084
    Abstract: A polymerizable ink composition contains polymerizable monomers containing at least one of an acrylic acid ester compound, a methacrylic acid ester compound, an acryl amide, and a methacryl amide; and a vinyl ether compound; and one of potassium oxide and sodium oxide.
    Type: Grant
    Filed: November 19, 2013
    Date of Patent: January 6, 2015
    Assignee: Ricoh Company, Ltd.
    Inventor: Takao Hiraoka
  • Patent number: 8926082
    Abstract: An optically polymerizable inkjet ink including an optically polymerizable monomer having a Stimulation Index (SI) of less than 3 in a skin sensitization test as measured by Local Lymph Node Assay (LLNA), a molecule cleavage type optical polymerization initiator, a hydrogen-extracting type optical polymerization initiator, and an amine compound serving as a polymerization accelerator.
    Type: Grant
    Filed: April 10, 2012
    Date of Patent: January 6, 2015
    Assignee: Ricoh Company, Ltd.
    Inventor: Takao Hiraoka
  • Patent number: 8926074
    Abstract: Disclosed is a liquid cartridge containing a liquid supplied to a recording head to eject liquid drops. The liquid cartridge includes a case member, and a liquid container member disposed inside the case member. The case member includes a base member, and a cover member having a snap-fit part and configured to be fit in the base member, the cover member and the base member being snap-fit connected via the snap-fit part. The base member includes a hole part via which a snap-fit connected state of the snap-fit part of the cover member is viewable from outside in a condition where the cover member and the base member are snap-fit connected by sliding the cover member and the base member.
    Type: Grant
    Filed: December 27, 2012
    Date of Patent: January 6, 2015
    Assignee: Ricoh Company, Ltd.
    Inventors: Tetsu Morino, Tsunehiko Ishii
  • Patent number: 8926052
    Abstract: There are provided a method of detecting an ink residual quantity and a printing device which do not make an erroneous determination as to detection on presence/absence of ink without influence of ink mist generated in the middle of using a printing device on calibration of an optical sensor. Therefore, by performing allotment processing based upon ink tank memory element information, calibration of an optical sensor using a reflection portion equipped in the ink tank, in a state where it is determined that the ink is left in the ink tank.
    Type: Grant
    Filed: December 7, 2010
    Date of Patent: January 6, 2015
    Assignee: Canon Kabushiki Kaisha
    Inventor: Koji Kusaka
  • Patent number: 8926075
    Abstract: A liquid container includes a liquid drain port, a detection chamber, a detection element, a suction portion and a projecting part. The liquid drain port is configured and arranged to supply a liquid to a liquid ejection apparatus. The detection chamber has a bottom surface and a first side wall surface erected from the bottom surface. The detection element is disposed in the detection chamber, and configured and arranged to detect whether or not liquid exists inside the detection chamber. The suction port is provided to the first side wall surface of the detection chamber so that the liquid inside the detection chamber is fed to the liquid drain port via the suction port. The projecting part is provided on the first side wall surface and surrounds at least a part of the suction port.
    Type: Grant
    Filed: January 29, 2013
    Date of Patent: January 6, 2015
    Assignee: Seiko Epson Corporation
    Inventor: Hiroshi Nose
  • Publication number: 20150002589
    Abstract: A fluid storage container enables the easy removal of recovered fluid and reuse of the container without incurring the added costs of disassembly and replacing an absorbent material. In one exemplary embodiment, an ink cartridge 17 can have an ink storage unit 45 that stores waste ink, an ink inlet/outlet 55 disposed in a frame part 52 that can be the outside wall of the ink storage unit 45, an ink path 53 of which one end 53a communicates with the ink inlet/outlet 55 and the other end 53b is disposed opening into the ink storage unit, wall parts 54 that divide the ink storage unit 45 into an upper air chamber 61 and a lower fluid chamber 62 that communicate with each other through a communication path 58, and an outside air channel 87, of which one end 87a communicates with the air chamber 61 and the other end 87b enables communication with the outside at a position further from the air chamber 61 than the fluid chamber 62. Other embodiments of fluid storage containers are also disclosed.
    Type: Application
    Filed: September 19, 2014
    Publication date: January 1, 2015
    Applicant: Seiko Epson Corporation
    Inventors: Manabu Yamada, Takeshi Komaki
  • Publication number: 20150002588
    Abstract: An inkjet printer is provided with a printer front located on a front face of the inkjet printer and having a paper exit formed therethrough, a roll paper replacement opening formed in the printer front below the paper exit, an ink cartridge replacement opening formed in the printer front on a first side of the roll paper replacement opening and a waste ink tank replacement opening formed in the printer front on a second side of the roll paper replacement opening on the transverse axis.
    Type: Application
    Filed: June 26, 2014
    Publication date: January 1, 2015
    Inventor: Kenichi HIRABAYASHI
  • Publication number: 20150002576
    Abstract: Provided is an ink for ink jet including a first pigment and a second pigment. Each of the first pigment and the second pigment comprises a self-dispersible carbon black in which a functional group containing two phosphonic acid groups is bonded to a particle surface. The average particle size of the first pigment is smaller than the average particle size of the second pigment. The introduced amount of the functional group of the first pigment is higher than the introduced amount of the functional group of the second pigment.
    Type: Application
    Filed: June 3, 2014
    Publication date: January 1, 2015
    Applicant: CANON KABUSHIKI KAISHA
    Inventors: Fumiaki Fujioka, Masashi Ogasawara, Keigo Gouda, Souichi Nagai, Akiko Yasuda
  • Patent number: 8919913
    Abstract: An inkjet image forming apparatus includes an ink container and a container installed part. The ink container stores an ink. To the container installed part, the ink container is attached/detached. The ink container includes an RFID tag, a pouch pack and a container case. The pouch pack contains the ink. The container case covers the pouch pack, has one wall to which the RFID tag is fixed and further has an engaging part stopping the pouch pack in an engaged state and keeping a distance between the RFID tag and the pouch pack a predetermined value or more. The container installed part includes an RFID sensing circuit board configured to carry out wireless communication with the RFID tag.
    Type: Grant
    Filed: June 26, 2013
    Date of Patent: December 30, 2014
    Assignee: KYOCERA Document Solutions Inc.
    Inventor: Masanobu Maeshima